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发明名称
Switching network
摘要
申请公布号
GB1144847(A)
申请公布日期
1969.03.12
申请号
GB19670039595
申请日期
1967.08.30
申请人
PHILIPS ELECTRONIC AND ASSOCIATED INDUSTRIES LIMITED
发明人
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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